<!DOCTYPE html>
<html lang="zh-CN">

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>网格布局综合示例</title>
    <link rel="stylesheet" href="./css/index.css">
</head>

<body>

    <div class="container">
        <!-- 内容区1 -->
        <section class="item">1</section>
        <!-- 内容区2 -->
        <section class="item">2</section>
        <section class="item">3</section>
        <section class="item">4</section>
        <section class="item">5</section>
        <section class="item">6</section>
        <section class="item">7</section>
    </div>

</body>

</html>